package com.example.week13_moretech;

import androidx.appcompat.app.AppCompatActivity;

import android.app.AlertDialog;
import android.app.Service;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.os.Vibrator;
import android.widget.Toast;

public class SensorAccelerometerActivity extends AppCompatActivity implements SensorEventListener {

    private SensorManager sensorManager;
    private Vibrator vibrator;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_sensor_accelerometer);
        sensorManager=(SensorManager) getSystemService(SENSOR_SERVICE);
        vibrator=(Vibrator) getSystemService(Service.VIBRATOR_SERVICE);
    }

    @Override
    protected void onResume() {
        super.onResume();
        sensorManager.registerListener(this,
                sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),
                SensorManager.SENSOR_DELAY_GAME);
    }

    @Override
    public void onSensorChanged(SensorEvent event) {
        float[]values=event.values;
        int sensorType=event.sensor.getType();
        if (sensorType==Sensor.TYPE_ACCELEROMETER){
            if (values[0]>15||values[1]>15||values[2]>20){
                Toast.makeText(SensorAccelerometerActivity.this, "摇一摇", Toast.LENGTH_SHORT).show();
                AlertDialog.Builder alertDialog=new AlertDialog.Builder(this);
                alertDialog.setView(R.layout.packet);
                alertDialog.show();
                vibrator.vibrate(500);
                sensorManager.unregisterListener(this);
            }
        }
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int accuracy) {

    }
}